31026196117453 has 2 divisors, whose sum is σ = 31026196117454. Its totient is φ = 31026196117452.

The previous prime is 31026196117451. The next prime is 31026196117471. The reversal of 31026196117453 is 35471169162013.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30982883015529 + 43313101924 = 5566227^2 + 208118^2 .

It is a cyclic number.

It is not a de Polignac number, because 31026196117453 - 2¹ = 31026196117451 is a prime.

It is a super-2 number, since 2×31026196117453² (a number of 28 digits) contains 22 as substring.

Together with 31026196117451, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 31026196117397 and 31026196117406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31026196117451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15513098058726 + 15513098058727.

It is an arithmetic number, because the mean of its divisors is an integer number (15513098058727).

Almost surely, 2^{31026196117453} is an apocalyptic number.

It is an amenable number.

31026196117453 is a deficient number, since it is larger than the sum of its proper divisors (1).

31026196117453 is an equidigital number, since it uses as much as digits as its factorization.

31026196117453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 49.

The spelling of 31026196117453 in words is "thirty-one trillion, twenty-six billion, one hundred ninety-six million, one hundred seventeen thousand, four hundred fifty-three".